The nearest stars to the earth (also called "the sun"): the sun, the moon and the stars. Sundial (Gu? An ancient device that uses the shadow cast by the sun to determine the time. A prominence is when the sun is setting (the sun is about to set), indicating that an aging person or a decaying thing is close to death.

During the day, as opposed to "at night": day shift.

Day and night: not seen for many days. Today. Timetable.

One day: anniversary.

Calculate the time unit of work, usually eight hours or six hours as a working day.

Time: spring. In the past

Every day, day after day: diary. More and more.

Especially "Japan".